(19)

(11)

EP 1 769 126 A2

(12)

(43) Date of publication: 04.04.2007 Bulletin 2007/14 (21) Application number: 05857512.7 (22) Date of filing: 07.07.2005

(51) International Patent Classification (IPC):  E04C 2/54(2006.01) (86) International application number: PCT/US2005/024073 (87) International publication number: WO 2006/085980 (17.08.2006 Gazette 2006/33)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK YU (30) Priority: 08.07.2004 US 886975 (71) Applicant: Blashield, Inc. Coral Springs FL 33065 (US)	(72) Inventor: DAVIDSON, Thomas, D. Coral Springs, FL 33076 (US) (74) Representative: Botti, Mario  Botti & Ferrari S.r.l., Via Locatelli, 5 20124 Milano 20124 Milano (IT)